Minnesota Administrative Rules

4717.7500 TABLE OF HEALTH RISK LIMITS.

Subpart 1.

Generally.

This part contains the table of the health risk limits.

CAS RN

RfD* (milligrams per kilogram per day)

Slope factor* (the inverse of milligrams per kilogram per day)

Health Risk Limit (micrograms per liter)

Subp. 2.

[Repealed, 43 SR 262]

Subp. 3.

[Repealed, 35 SR 1395]

Subp. 3a.

[Repealed, 35 SR 1395]

Subp. 4.

Aldicarb.

Aldicarb:

116-06-3

0.0002

--

1

Subp. 4a.

Allyl chloride (3 chloropropene).

Allyl chloride (3 chloropropene):

107-05-1

0.05 (C)

--

30

Subp. 5.

Anthracene.

Anthracene:

120-12-7

0.3

--

2,000

Subp. 6.

Antimony.

Antimony:

7440-36-0

0.0004

--

6

Subp. 6a.

[Repealed, 35 SR 1395]

Subp. 7.

Barium.

Barium:

7440-39-3

0.07

--

2,000

Subp. 8.

[Repealed, 35 SR 1395]

Subp. 9.

Benzoic acid.

Benzoic acid:

65-85-0

4

--

30,000

Subp. 10.

Beryllium.

Beryllium:

7440-41-7

--

4.3

0.08

Subp. 11.

[Repealed, 48 SR 465]

Subp. 12.

Bis(chloroethyl)ether (BCEE).

Bis(chloroethyl)ether (BCEE):

111-44-4

--

1.1

0.3

Subp. 13.

Bis(chloromethyl)ether (BCME).

Bis(chloromethyl)ether (BCME):

542-88-1

--

220

0.002

Subp. 14.

[Repealed, 35 SR 1395]

Subp. 15.

[Repealed, 48 SR 465]

Subp. 16.

Bromoform.

Bromoform:

75-25-2

--

0.0079

40

Subp. 17.

Bromomethane (Methyl bromide).

Bromomethane (Methyl bromide):

74-83-9

0.0014

--

10

Subp. 18.

n-Butanol.

n-Butanol:

71-36-3

0.1

--

700

Subp. 19.

[Repealed, 40 SR 689]

Subp. 20.

Butylphthalyl butylglycolate (BPBG).

Butylphthalyl butylglycolate (BPBG):

85-70-1

1

--

7,000

Subp. 21.

[Repealed, 40 SR 689]

Subp. 22.

Carbon disulfide.

Carbon disulfide:

75-15-0

0.1

--

700

Subp. 23.

[Repealed, 38 SR 397]

Subp. 23a.

Chloramben.

Chloramben:

133-90-4

0.015

--

100

Subp. 24.

Chlorobenzene.

Chlorobenzene:

108-90-7

0.02

--

100

Subp. 25.

[Repealed, 35 SR 1395]

Subp. 26.

2-Chlorophenol.

2-Chlorophenol:

95-57-8

0.005

--

30

Subp. 26a.

Chlorothalonil.

Chlorothalonil:

1897-45-6

--

0.011

30

Subp. 26b.

Chromium III.

Chromium III:

16065-83-1

1

--

20,000

Subp. 27.

Chromium VI.

Chromium VI:

18540-29-9

0.005

--

100

Subp. 28.

Cumene (Isopropyl benzene).

Cumene (Isopropyl benzene):

98-82-8

0.04

--

300

Subp. 29.

Cyanide, free.

Cyanide, free:

57-12-5

0.02

--

100

Subp. 30.

Dibromochloromethane.

Dibromochloromethane:

124-48-1

0.02 (C)

--

10

Subp. 31.

1,2-Dibromoethane (Ethylene dibromide, EDB).

1,2-Dibromoethane (Ethylene dibromide, EDB):

106-93-4

--

85

0.004

Subp. 32.

[Repealed, 40 SR 689]

Subp. 33.

Dicamba.

Dicamba:

1918-00-9

0.03

--

200

Subp. 34.

1,2-Dichlorobenzene.

1,2-Dichlorobenzene:

95-50-1

0.09

--

600

Subp. 34a.

[Repealed, 48 SR 465]

Subp. 35.

3,3'-Dichlorobenzidine.

3,3'-Dichlorobenzidine:

91-94-1

--

0.45

0.8

Subp. 36.

[Repealed, 35 SR 1395]

Subp. 37.

p,p'-Dichlorodiphenyl dichloroethane (DDD).

p,p'-Dichlorodiphenyl dichloroethane (DDD):

72-54-8

--

0.24

1

Subp. 38.

p,p'-Dichlorodiphenyldichloroethylene (DDE).

p,p'-Dichlorodiphenyldichloroethylene (DDE):

72-55-9

--

0.34

1

Subp. 39.

p,p'-Dichlorodiphenyltrichloroethane (DDT).

p,p'-Dichlorodiphenyltrichloroethane (DDT):

50-29-3

--

0.34

1

Subp. 39a.

[Repealed, 35 SR 1395]

Subp. 40.

[Repealed, 38 SR 397]

Subp. 40a.

[Repealed, 35 SR 1395]

Subp. 41.

[Repealed, 35 SR 1395]

Subp. 42.

[Repealed, 38 SR 397]

Subp. 43.

[Repealed, 35 SR 1395]

Subp. 44.

2,4-Dichlorophenol.

2,4-Dichlorophenol:

120-83-2

0.003

--

20

Subp. 45.

[Repealed, 43 SR 262]

Subp. 45a.

[Repealed, 48 SR 465]

Subp. 45b.

1,3-Dichloropropene.

1,3-Dichloropropene:

542-75-6

--

0.18

2

Subp. 46.

[Repealed, 35 SR 1395]

Subp. 47.

Diethyl phthalate.

Diethyl phthalate:

84-66-2

0.8

--

6,000

Subp. 48.

2,4-Dimethylphenol.

2,4-Dimethylphenol:

105-67-9

0.02

--

100

Subp. 48a.

Dimethylphthalate.

Dimethylphthalate:

131-11-3

10

--

70,000

Subp. 49.

2,4-Dinitrophenol.

2,4-Dinitrophenol:

51-28-5

0.002

--

10

Subp. 49a.

Disulfoton.

Disulfoton:

298-04-4

0.00004

--

0.3

Subp. 50.

[Repealed, 35 SR 1395]

Subp. 51.

[Repealed, 43 SR 262]

Subp. 52.

[Repealed, 35 SR 1395]

Subp. 52a.

[Repealed, 35 SR 1395]

Subp. 53.

[Repealed, 43 SR 262]

Subp. 54.

[Repealed, 48 SR 465]

Subp. 54a.

Formaldehyde.

Formaldehyde:

50-00-0

0.2

--

1,000

Subp. 55.

Heptachlor.

Heptachlor:

76-44-8

--

4.5

0.08

Subp. 56.

Heptachlor epoxide.

Heptachlor epoxide:

1024-57-3

--

9.1

0.04

Subp. 57.

Hexachlorobenzene.

Hexachlorobenzene:

118-74-1

--

1.6

0.2

Subp. 58.

Hexachlorobutadiene.

Hexachlorobutadiene:

87-68-3

0.002 (C)

--

1

Subp. 58a.

[Repealed, 48 SR 465]

Subp. 59.

Isophorone.

Isophorone:

78-59-1

0.2 (C)

--

100

Subp. 60.

Linuron.

Linuron:

330-55-2

0.002 (C)

--

1

Subp. 61.

[Repealed, 48 SR 465]

Subp. 61a.

Methanol.

Methanol:

67-56-1

0.5

--

3,000

Subp. 62.

2-Methyl-4-chlorophenoxyacetic acid (MCPA).

2-Methyl-4-chlorophenoxyacetic acid (MCPA):

94-74-6

0.0005

--

3

Subp. 62a.

Methyl ethyl ketone (MEK, 2-butanone).

Methyl ethyl ketone (MEK, 2-butanone):

78-93-3

0.6

--

4,000

Subp. 62b.

Methyl isobutyl ketone (MIBK).

Methyl isobutyl ketone (MIBK):

108-10-1

0.05

--

300

Subp. 63.

2-Methylphenol (o-cresol).

2-Methylphenol (o-cresol):

95-48-7

0.05 (C)

--

30

Subp. 64.

3-Methylphenol (m-cresol).

3-Methylphenol (m-cresol):

108-39-4

0.05 (C)

--

30

Subp. 64a.

4-Methylphenol (p-cresol).

4-Methylphenol (p-cresol):

106-44-5

0.005 (C)

--

3

Subp. 65.

[Repealed, 35 SR 1395]

Subp. 66.

[Repealed, 38 SR 397]

Subp. 66a.

[Repealed, 38 SR 397]

Subp. 67.

Nickel, soluble salts.

Nickel, soluble salts:

7440-02-0

0.02

--

100

Subp. 68.

[Repealed, 35 SR 1395]

Subp. 69.

N-Nitrosodiphenylamine.

N-Nitrosodiphenylamine:

86-30-6

--

0.0049

70

Subp. 70.

[Repealed, 35 SR 1395]

Subp. 70a.

MR 2008 [Expired]

Subp. 70b.

MR 2008 [Expired]

Subp. 71.

Phenol.

Phenol:

108-95-2

0.6

--

4,000

Subp. 72.

Picloram.

Picloram:

1918-02-1

0.07

--

500

Subp. 72a.

Polychlorinated biphenyls (PCBs).

Polychlorinated biphenyls (PCBs):

1336-36-3

--

7.7

.04

Subp. 73.

Prometon.

Prometon:

1610-18-0

0.015

--

100

Subp. 74.

Propachlor.

Propachlor:

1918-16-7

0.013

--

90

Subp. 75.

[Repealed, 43 SR 262]

Subp. 76.

Selenium.

Selenium:

7782-49-2

0.005

--

30

Subp. 77.

Silver.

Silver:

7440-22-4

0.005

--

30

Subp. 77a.

[Repealed, 35 SR 1395]

Subp. 78.

1,1,1,2-Tetrachloroethane.

1,1,1,2-Tetrachloroethane:

630-20-6

0.03 (C)

--

70

Subp. 78a.

1,1,2,2-Tetrachloroethane.

1,1,2,2-Tetrachloroethane:

79-34-5

--

0.2 (C)

2

Subp. 78b.

[Repealed, 35 SR 1395]

Subp. 78c.

Thallium salts.

Thallium salts:

7440-28-0

0.00008

--

0.6

Subp. 78d.

Tin.

Tin:

7440-31-5

0.6

--

4,000

Subp. 79.

[Repealed, 35 SR 1395]

Subp. 80.

Toxaphene.

Toxaphene:

8001-35-2

--

1.1

0.3

Subp. 80a.

[Repealed, 35 SR 1395]

Subp. 81.

1,1,2-Trichloroethane.

1,1,2-Trichloroethane:

79-00-5

0.004 (C)

--

3

Subp. 81a.

[Repealed, 35 SR 1395]

Subp. 82.

Trichlorofluoromethane.

Trichlorofluoromethane:

75-69-4

0.3

--

2,000

Subp. 83.

2,4,6-Trichlorophenol.

2,4,6-Trichlorophenol:

88-06-2

--

0.011

30

Subp. 84.

2,4,5-Trichlorophenoxyacetic acid (2,4,5-T).

2,4,5-Trichlorophenoxyacetic acid (2,4,5-T):

93-76-5

0.01

--

70

Subp. 85.

[Repealed, 35 SR 1395]

Subp. 86.

[Repealed, 38 SR 397]

Subp. 87.

1,1,2-Trichloro-1,2,2-trifluoroethane.

1,1,2-Trichloro-1,2,2-trifluoroethane:

76-13-1

30

--

200,000

Subp. 88.

1,3,5-Trinitrobenzene.

1,3,5-Trinitrobenzene:

99-35-4

0.00005

--

0.3

Subp. 88a.

Vanadium.

Vanadium:

7440-62-2

0.007

--

50

Subp. 88b.

[Repealed, 35 SR 1395]

Subp. 89.

[Repealed, 35 SR 1395]

Subp. 89a.

Zinc.

Zinc:

7440-66-6

0.3

--

2,000

Subp. 90.

Reference doses and slope factors.

For purposes of this part:

* Substances or chemicals that have an RfD or slope factor annotated with a (C) are classified by the United States Environmental Protection Agency as possible human carcinogens.

Statutory Authority:

MS s 103H.201; 144.0751; 144.12; L 2007 c 37

History:

18 SR 1340; 19 SR 1191; 32 SR 373; 35 SR 1395; 38 SR 397; 40 SR 689; 43 SR 262

Published Electronically:

November 22, 2023